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Generalization of the Lorenz-Haken model to atomic systems with different relaxation rates for the two laser levels

Ramon VilasecaM.j TomásG. J. De ValcárcelEugenio Roldán

subject

PhysicsHopf bifurcationbusiness.industryGeneralizationLaserAtomic and Molecular Physics and OpticsElectronic Optical and Magnetic Materialslaw.inventionsymbols.namesakeOpticsLinear stability analysislawsymbolsRelaxation (physics)Statistical physicsElectrical and Electronic EngineeringPhysical and Theoretical Chemistrybusiness

description

Abstract The fundamental Lorenz-Haken laser model is generalized to the case of a two-level amplifying medium with different external relaxation rates for the two levels and with internal relaxation. This represents one further degree of freedom, and important quantitative differences in the laser dynamics. i.e., in the stationary solutions, linear stability analysis, and timedependent solutions, are found. No significant qualitative differences, however, are observed.

https://doi.org/10.1016/0030-4018(94)00576-g